An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Plant Lactuca sativa (Asteraceae)

Common Names
Lettuce
How this plant is used
Food
View the list of ubiquitous chemicals
List of plant chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Activity Count Plant Part Low Parts Per Million High Parts Per Million Standard Deviation Reference
GUM 0 Leaf not available 26000.0 -1.60 Duke, 1992 *
HISTIDINE 7 Leaf 220.0 3667.0 -0.86 Duke, 1992 *
HYOSCYAMINE 27 Plant not available not available not available Duke, 1992 *
IRON 6 Leaf 5.0 176.0 -0.47 Duke, 1992 *
ISOLEUCINE 3 Leaf 840.0 14000.0 0.50 Duke, 1992 *
KAEMPFEROL 75 Plant not available not available not available Duke, 1992 *
LACTUCAXANTHIN 0 Plant not available not available not available Duke, 1992 *
LACTUCIN 6 Plant not available not available not available Duke, 1992 *
LACTUCOPICRIN 4 Plant not available not available not available Duke, 1992 *
LANTHANUM 0 Leaf 1.3 20.3 0.27 Duke, 1992 *
LEAD 0 Leaf 0.0 6.0 -0.52 Duke, 1992 *
LEUCINE 2 Leaf 790.0 13167.0 -0.52 Duke, 1992 *
LINOLEIC-ACID 27 Leaf 470.0 7833.0 -0.06 Duke, 1992 *
LITHIUM 11 Leaf 0.1 2.6 -0.48 Duke, 1992 *
LUTEOLIN 78 Plant not available not available not available Duke, 1992 *
LYSINE 4 Leaf 840.0 14000.0 0.26 Duke, 1992 *
MAGNESIUM 65 Leaf 110.0 8700.0 1.77 Duke, 1992 *
MALIC-ACID 15 Leaf not available 600.0 -1.22 Duke, 1992 *
MANGANESE 14 Leaf 1.0 240.0 -0.06 Duke, 1992 *
MANNITOL 18 Plant not available not available not available Duke, 1992 *
View the list of ubiquitous chemicals
List of plant activities.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Activity Chemical Count Reference
Bronchorelaxant 1 Huang, K. C. 1993. The Pharmacology of Chinese Herbs. CRC Press, Boca Raton, FL 388 pp.
Bruchiphobe 1 Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
Calcium-Antagonist 4 Duke, 1992 *
Calcium-Channel-Blocker 1 Duke, 1992 *
Calmodulin-Antagonist 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
cAMP-Phosphodiesterase-Inhibitor 2 Duke, 1992 *
Cancer-Preventive 23 Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
Cancer-Preventive? 1 Duke, 1992 *
Candidicide 4 Martindale's 28th
Capillariprotective 1 Merck 11th Edition
Carcinogenic 5 Duke, 1992 *
Cardiac 1 Ozaki, Y. and Ma, J-P. 1989. Inhibitory Effects of Tetramethylpyrazine and Ferulic Acid on Spontaneous Movement of Rat Uterus in Situ. Chem. Pharm. Bull. 38(6): 1620-1623, 1990.
Cardiodepressant 1 Duke, 1992 *
Cardiomyopathogenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Cardioprotective 10 Duke, 1992 *
Cardioprotective? 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Cardiotonic 1 Duke, 1992 *
Cardiotoxic 1 Duke, 1992 *
Catabolic 1 Duke, 1992 *
Cerebrotonic 1 Duke, 1992 *